??? ? ???Simon Urbanek wrote:?James,?????On Nov 21, 2007, at 8:22 AM, James
Milks wrote:??????> The '=' sign can be used in place of?'<-'. That's the only
shorthand ?> I know for R.??> ??> ? ????That's not a shorthand. `=` and `<-`
are semantically different in?R.????Well, not really :-)????It's true that the
"=" operator won't be displayed as "<-", which ?I?agree was the original point.
But both assignment operators map ?into?the same internal C code, if you dig
into the implementation.????The "=" operator was added in S4 to assuage folks
with C/Java/awk ?....?backgrounds who didn't care for the weird assignment
operator. ?But?"real" S and R users still seem to like "<-" better.????Alexy
was asking presumably about shorthands that you press/type in ?the?R Mac GUI
which will result in `<-` being produced and those ?are?<Alt><-> (this comes
from Emacs' "_" shortcut which you?type on US ?keyboard as <Shift><-> but given
that the?character _ is often used ?these days, we c!
reated a variant where you?use <Alt> instead of <Shift>) ?and <Ctrl><=>?(this
one is simply a play on the equal sign and should ?make sense on?other
keyboards, too). The last shorthand I ?mentioned?(<Alt>+<=>) is a direct
translation of the sign (which?you ?get in other programs when pressing
<Alt><=>) into
R?code.?????Cheers,???Simon?????????------------------------------------------------------------------------??_______________________________________________?R-SIG-Mac
mailing [EMAIL PROTECTED]://stat.ethz.ch/mailman/listinfo/r-sig-mac? ???????
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